package com.haojin.java2;
/*
 * 如何自定义异常类？
 *   1.继承与现有的异常结构：RuntimeException  、 Exception  
 *   2.提供全局常量：serialVersionUID
 *   3.提供重载的构造器
 * 
 * 
 * 
 */
public class MyException extends Exception{

	static final long serialVersionUID = -7034897190745766939L;
	
	public MyException(){}
	
	public MyException(String msg){
		super(msg);
	}
}
